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Discuss Sbr Instead Of Tanking? in the Tanking and Wetrooms area at TilersForums.com.

O

Old Mod

if sbr isn't a tanking product why do sovereign chemicals use it. watched a guy tank out a basement with it. when they make it in a cement slurry.
it is a primer sealer . so I would suspect it is used in most tanking products

Using it IN tanking products, isn't the same as using it AS a tanking product tho Ray is it mate.
Any two compounds/liquids mixed together automatically changes its chemical composition.
PVA is a prime example.
No pun intended! Haha tempting tho!:p
 
J

Just Rizzle

Haha no I know Ray, my point was when a substrate is primed with PVA and u apply adhesive, which contains moisture (water) the PVA becomes live again.
Hence the mixing of the two changes its composition.
That's all I meant.
yes we know that pva re emulsifies
my point is styrene butadiene rubber (SBR) doesn't emulsify when it comes in contact with water and becomes water resistant when dry so is used extensively in tanking products 2 or 3 coats on a wall would probably make that wall weter proof. will do a little experiment tomorrow and see what happens.
 
I

Italy

yes we know that pva re emulsifies
my point is styrene butadiene rubber (SBR) doesn't emulsify when it comes in contact with water and becomes water resistant when dry so is used extensively in tanking products 2 or 3 coats on a wall would probably make that wall weter proof. will do a little experiment tomorrow and see what happens.
I think it might work
 
Q

Qwerty

majority of tanking products are 90% sbr 10% paste I am lead to believe.

I disagree with this.

SBR (Styrene-butadiene or styrene-butadiene rubber) has never featured in any tanking products I have ever used.

I have picked Mapei WPS mapegum as one example-
Broken Link Removed

It details the chemical composition to the letter and it features nowhere. It is made up of numerous synthetic complex polymers but no SBR.
 
Last edited by a moderator:
J

Just Rizzle

Even if sbr was waterproof, which I'm not convinced it is, there's still the issue of taping corners and joints and I'm not sure I'd want to trust sbr and silicone versus a proper tanking set up.
SBR was developed by the germans prior to ww2 as a synthetic alternative to rubber and is still used today in the tyre industry. it is also used in damp proofing damp rooms or surfaces were it is painted on to form a seamless damp proof liner . the main component in any tanking solution is SBR AS IT is resistant to emusifacation ,flexible and very durable.
 
B

bcd-87

ordered a tanking kit today to put on my hardibacker covered bath/shower but am left wondering if ive made a mistake?

i popped into a tile shop tonight and the guy there said why didnt i just paint it with £9 SBR as not only is it a primer, it waterproofs too!!!

comments appreciated

Go back in tomorrow and throw a full 5lt of SBR at his head
 

AD Ceramics

TF
Esteemed
Arms
269
758
Manchester
I used to always use the Ardex wpc tanking kits......basically a tub of sbr a small bag of rapid set grey and a roll of plasterers skrim.
I've protected my block and beam patio floor over the winter with sbr and cement slurry, not a drop has seeped through to the storage area underneath, I am beginning to think spending £400 on a Mapei tanking system will be a waste of money and I should just give it a couple more coats of sbr/cement slurry.
 
J

Just Rizzle

I used to always use the Ardex wpc tanking kits......basically a tub of sbr a small bag of rapid set grey and a roll of plasterers skrim.
I've protected my block and beam patio floor over the winter with sbr and cement slurry, not a drop has seeped through to the storage area underneath, I am beginning to think spending £400 on a Mapei tanking system will be a waste of money and I should just give it a couple more coats of sbr/cement slurry.
talk to the experts at sovereign chemicals that is exactly what they would recommend
 
J

Just Rizzle

I disagree with this.

SBR (Styrene-butadiene or styrene-butadiene rubber) has never featured in any tanking products I have ever used.

I have picked Mapei WPS mapegum as one example-
Broken Link Removed

It details the chemical composition to the letter and it features nowhere. It is made up of numerous synthetic complex polymers but no SBR.
numerous synthetic polymers. could these polymers be stryrene butadiene and rubber or sbr?
 
Last edited by a moderator:

AD Ceramics

TF
Esteemed
Arms
269
758
Manchester
talk to the experts at sovereign chemicals that is exactly what they would recommend

I used sovereign chemicals when I tanked the walls in my cellar, there was a specific product they sold for it that you mixed with water after sandblasting and applying anti sulphate to the walls then you mixed sbr and cement to a thick paste and formed a 1 inch angled fillet to all internal corners, better than having the wall linings and a sump pump as with some systems.
 

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